Stepping Numbers
Given N and M find all stepping numbers in range N to M
The stepping number:
A number is called as a stepping number if the adjacent digits have a difference of 1.
e.g 123 is stepping number, but 358 is not a stepping number
Example:
N = 10, M = 20
all stepping numbers are 10 , 12
Return the numbers in sorted order.
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- Epic systems